package src.main.java.org.thread.threadPool;

import java.util.concurrent.*;
/*
* Executors创建一个线程池对象
* */
public class Test3 {
    public static void main(String[] args) throws ExecutionException, InterruptedException {
        //1.通过ThreadPoolExecutor创建一个线程池对象

       /* ExecutorService pool = new ThreadPoolExecutor(3, 5, 8, TimeUnit.SECONDS,
                new ArrayBlockingQueue<>(4), Executors.defaultThreadFactory(), new ThreadPoolExecutor.AbortPolicy()
        );*/

        //Executors创建一个线程池对象
        ExecutorService pool = Executors.newFixedThreadPool(3);

        //线程池处理Callable任务
        Future<String> f1 = pool.submit(new MyCallable(100));
        Future<String> f2 = pool.submit(new MyCallable(200));
        Future<String> f3 = pool.submit(new MyCallable(300));
        Future<String> f4 = pool.submit(new MyCallable(400));

        System.out.println(f1.get());
        System.out.println(f2.get());
        System.out.println(f3.get());
        System.out.println(f4.get()); //会复用

    }
}
